Analysis
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max time kernel
91s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 19:26
Static task
static1
Behavioral task
behavioral1
Sample
CFӵǽV1.0.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
CFӵǽV1.0.exe
Resource
win10v2004-20220901-en
General
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Target
CFӵǽV1.0.exe
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Size
684KB
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MD5
2dc0552a6ba0aa9768941021afb21def
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SHA1
8ec47f8137e1da4372059d867aa9936897c9b1ee
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SHA256
9d9e449be3e01e0ee8111d806debf9b77b8a4830d587869bc4737eb084c55b2b
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SHA512
6959cf9f03dc9921dd8a506f845d220b66a6034bf17d7566de189dde656e376f422fc7757c242e5381e3d7b8a9036b914ba951c8e44ab08db5c7691a805eae3f
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SSDEEP
12288:kn+e95EJcsEFjNqI5W9FeBMv9fnrdj909x:kn+e9BFxqI5WHeOv9frdjez
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
Processes:
CFӵǽV1.0.exedescription ioc process File created C:\Windows\ CFӵǽV1.0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
Processes:
CFӵǽV1.0.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings CFӵǽV1.0.exe -
Suspicious behavior: LoadsDriver 2 IoCs
Processes:
pid process 648 648 -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
CFӵǽV1.0.exepid process 5036 CFӵǽV1.0.exe 5036 CFӵǽV1.0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\CFӵǽV1.0.exe"C:\Users\Admin\AppData\Local\Temp\CFӵǽV1.0.exe"1⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:5036
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:3624